CN109556289B

CN109556289B - Portable fan heater

Info

Publication number: CN109556289B
Application number: CN201811397188.2A
Authority: CN
Inventors: 范剑峰
Original assignee: Ningbo Baishili Electrical Appliance Co ltd
Current assignee: NINGBO BAISHILI ELECTRICAL APPLIANCE Co.,Ltd.
Priority date: 2018-11-22
Filing date: 2018-11-22
Publication date: 2021-09-17
Anticipated expiration: 2038-11-22
Also published as: CN109556289A

Abstract

The invention discloses a portable warm air blower, which comprises an air supply part with an air inlet, a heating part with a built-in heating part and an air outlet part with an air outlet, wherein the shell of the air outlet part can be partially retracted into the shell of the heating part, the heating part comprises a fixed heating sheet fixed on the heating part and a sliding heating sheet fixed on the air outlet part, a sliding cavity is arranged in the fixed heating sheet, one end of the sliding heating sheet, which is opposite to the fixed heating sheet, is provided with a sliding head which slides in the sliding cavity, the sliding head is a permanent magnet, the bottom of the sliding cavity is provided with an electromagnet, when the warm air blower is powered on, repulsion force is generated between the electromagnet and the sliding head, so that the sliding heating sheet drives the air outlet part to slide in the direction away from the heating part, and when the warm air blower is powered off, the repulsion force between the electromagnet and the sliding head disappears, the sliding heating piece is retracted into the fixed heating piece, and the shell part of the air outlet part is retracted into the shell of the heating part.

Description

Portable fan heater

Technical Field

The invention relates to the field of electric heating, in particular to a portable fan heater.

Background

Along with the improvement of people's standard of living, people's life operational environment is also more and more comfortable, people also more and more rely on comfortable life operational environment, wherein life operating temperature is exactly one of them important index, the place indoor temperature invariant that possesses in some conditions reaches very easily, the air conditioner is waited to use when the temperature is high, it is good as long as install the heating installation additional when low temperature, it is the electric heating that all adopts usually in some areas that are not suitable for the hot-water heating, if need adopt the electric heating temporarily shorter in south winter, and current electric heater equipment is all bigger, be not suitable for transporting to carry and store up.

Disclosure of Invention

The invention aims to provide a warm air blower which is small in size and convenient to transport and carry.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a warm air blower convenient to carry, includes that the casing that has the air intake sets up from bottom to top gives the wind portion, the built-in heating part's that generates heat the portion of generating heat and has the air-out portion of air outlet, but the casing of air-out portion partial retraction in the casing of the portion of generating heat, the part that generates heat is including fixing the fixed heating plate on the portion of generating heat and fixing the slip heating plate on the air-out portion, be provided with smooth chamber in the fixed heating plate, the one end of the relative fixed heating plate of slip heating plate is provided with slides in the slip chamber, the slip head is the permanent magnet, is provided with the electro-magnet bottom the slip chamber, when the warm air blower circular telegram, produce a repulsion between electro-magnet and the slip head and make the slip heating plate take out the wind portion to slide towards the direction of keeping away from the portion of generating heat, when the warm air blower outage, repulsion between electro-magnet and the slip heating plate retraction in the fixed heating plate, and the shell part of the air outlet part is retracted into the shell of the heating part.

Preferably, the housing of the heat generating portion is provided with a containing cavity capable of containing the housing of the air outlet portion, a first elastic part for driving the air outlet portion to move towards the heat generating portion is arranged between the bottom of the containing cavity and the housing of the air outlet portion, a second elastic part for driving the sliding heat generating piece to move away from the fixed heat generating piece is arranged between the sliding head and the electromagnet, and when the air outlet portion is in a state of retracting into the heat generating portion, the sum of the tensile force of the first elastic part to the air outlet portion and the self gravity of the air outlet portion is larger than the elastic force of the second elastic part to the sliding heat generating piece.

Preferably, a fan acting on the heat generating component is arranged in the air supply part, an air dispersing plate with air holes is arranged on the lower side of the heat generating part, and the fan is positioned below the air dispersing plate.

Preferably, an air purification mechanism is further arranged in the air supply portion, the air purification mechanism comprises a box mechanism and a purification mechanism arranged in the box mechanism, the air inlet is communicated with an inlet end of the box mechanism, and an outlet end of the box mechanism is located on the lower side of the fan.

Preferably, the purification mechanism comprises a cylinder made of water absorbing material arranged in the box body mechanism, one side of the cylinder is provided with a photocatalyst ball, and an ultraviolet lamp is further arranged in the air supply part. Through ultraviolet lamp excitation photocatalyst ball, and then make to decompose formaldehyde etc. in the air current in the box mechanism to absorb through the cylinder water in the box mechanism for keep the interior humid environment of box mechanism, be used for improving the decomposition effect of photocatalyst ball.

Preferably, a water supply tank surrounded by the housing mechanism is provided in the air supply portion, and the water supply tank is connected to the housing mechanism through a water supply pipe.

Preferably, the box mechanism is annularly arranged, the inlet end is located on the outer ring side of the box mechanism and corresponds to the air inlet of the air supply portion, the outlet end is located on the inner ring side of the box mechanism and is connected with a channel air disc with a downward conical tip, the upper side of the center of the channel air disc is provided with an air disc outlet, and the lower side of the center is connected with a water return pipe communicated with the water supply pipe. Because the inside water that is provided with of box mechanism, the air is comparatively moist, through the passageway wind disk that the awl point is down, can carry out gas-liquid separation for the first time with the steam in the gas, and the liquid of large granule will directly flow to the delivery pipe through the wet return, reduces the moisture that gets into in the portion that generates heat.

Preferably, a plunger is arranged at the position of an inner ring opening formed by the box body mechanism, the plunger is positioned above an air disk outlet of the channel air disk, a gap is reserved between the plunger and the wall surface of the inner ring opening of the box body mechanism, the surface of the plunger is provided with a spiral groove, and the fan is positioned at the upper side of the box body mechanism. When the air current passes through a spiral groove formed between the plunger and the inner annular opening of the box body mechanism, the air current spirally passes through, and the moisture in the mixed air current is thrown onto the inner wall of the inner annular opening of the box body mechanism and flows back to a water return pipe below the outlet of the channel air disk along the upper side surface of the channel air disk.

Compared with the prior art, the method has the advantages that,

1. the warm air blower in the scheme divides the heating sheet into two parts, one part is fixed on the heating part, the other part is fixed on the air outlet part, and when the warm air blower is not used, the sliding heating sheet fixed on the air outlet part can be retracted into the fixed heating sheet, so that the whole volume of the warm air blower is reduced in a storage or non-use state, and the warm air blower is convenient to transport, carry, store and store;

2. also has the function of purifying air.

Drawings

FIG. 1 is a schematic view of an external structure of a fan heater in an operating state according to an embodiment;

FIG. 2 is a schematic view of an external structure of a fan heater in a non-use state according to an embodiment;

FIG. 3 is a schematic view of the internal structure of the fan heater in use state according to the embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged view of the portion B of FIG. 3;

FIG. 6 is a schematic view of the internal structure of the air cleaning mechanism of the embodiment;

fig. 7 is a schematic view of the internal structure of the fan heater in a non-use state according to the embodiment.

In the figure: 1. a wind supply part; 11. an air inlet; 111. a filter screen; 2. a heat generating portion; 21. a receiving cavity; 22. a wind-dispersing plate; 23. a compressed air cavity; 3. an air outlet part; 31. an air outlet; 41. fixing the heating sheet; 411. a slide chamber; 412. an electromagnet; 42. a sliding heating sheet; 421. a sliding head; 51. a first elastic member; 52. a second elastic member; 6. a fan; 7. a box mechanism; 71. a cylinder; 72. light-touch the briquette; 73. a channel wind disk; 74. a plunger; 75. an inner annular opening; 76. a water return pipe; 81. a water supply tank; 811. a water supply pipe; 82. an ultraviolet lamp.

Detailed Description

The invention will be further described by means of specific embodiments, which are given by way of illustration only and are not intended to limit the scope of the invention.

Examples

A portable warm air blower is disclosed, see the attached drawings 1-7, sequentially comprises a cylindrical air supply part 1, a heating part 2 and an air outlet part 3 from bottom to top, a fan 6 is arranged in the air supply part 1, the heat of the heating part 2 is blown out from the air outlet part 3, and the warm air blower with the shape blows out from an air outlet 31 of the air outlet part 3 in annular distribution.

Wherein a fixed heating sheet 41 is arranged in the heating part 2, a sliding heating sheet 42 which is in sliding fit with the fixed heating sheet 41 is arranged in the air outlet part 3, a sliding cavity 411 is arranged in the fixed heating sheet 41, a sliding head 421 which is matched with the sliding cavity 411 is arranged on the sliding heating sheet 42, and a containing cavity 21 for containing a shell of the air outlet part 3 is arranged on a shell of the heating part 2, thereby realizing that when the air outlet part 3 slides to the heating part 2, part of the shell of the air outlet part 3 enters the containing cavity 21, the sliding heating sheet 42 slides into the fixed heating sheet 41, the state of figure 2 is presented from the external structure, and the state of figure 7 is presented from the internal structure.

An electromagnet 412 is disposed at the bottom of each slide chamber 411, and a slide head 421 is provided as a permanent magnet, and when the electromagnet 412 is energized, a repulsive force is generated with the slide head 421. In order to prevent the whole fan heater from affecting the slider 421, a magnetic isolation coating is coated on the inner side of the sliding chamber 411.

Wherein, a first elastic member 51 for driving the air outlet portion 3 to move towards the heat generating portion 2 is disposed between the bottom of the accommodating cavity 21 and the housing of the air outlet portion 3, a second elastic member 52 for driving the sliding heat generating sheet 42 to move away from the fixed heat generating sheet 41 is disposed between the sliding head 421 and the electromagnet 412, and when the air outlet portion 3 is in the state of retracting into the heat generating portion 2, the sum of the pulling force of the first elastic member 51 to the air outlet portion 3 and the self gravity of the air outlet portion 3 is greater than the elastic force of the second elastic member 52 to the sliding heat generating sheet 42.

Thus, when the fan heater is powered on and enters a normal working state, a repulsive force is generated between the electromagnet 412 and the sliding head 421, so that the sliding heating sheet 42 drives the air outlet part 3 to slide towards a direction far away from the heating part 2, the heating area of the heating sheet is increased on the whole, the heat dissipation efficiency of the heating sheet is improved, and the heating effect of the fan heater is further improved; when the fan heater is powered off, the repulsive force between the electromagnet 412 and the sliding head 421 disappears, the sliding heating sheet 42 retracts into the fixed heating sheet 41, and the housing part of the air outlet part 3 retracts into the housing of the heating part 2, so that the whole volume of the fan heater is reduced, and the fan heater is convenient to store and transport.

Further, in order to improve the uniform heat dissipation effect of the heat generating sheet, the wind distribution plate 22 is disposed below the heat generating portion 2, when the fan 6 of the wind supply portion 1 blows the wind distribution plate 22, the air pressure is firstly accumulated in the wind pressure chamber 23, and then the air is uniformly blown to the heat generating sheet through the wind holes of the wind distribution plate 22, so as to realize the uniform heat dissipation of the heat generating sheet and improve the warm air effect.

Meanwhile, an air purification mechanism is arranged in the air supply part 1, and particularly referring to the attached drawings 3-6, the air purification mechanism comprises a box body mechanism 7, water is contained in the box body mechanism 7, and the liquid level height of the water is located at the bottom end of the box body mechanism 7 and can be generally set to be 2 cm. The box body mechanism 7 is annularly arranged in the air supply part 1, an annular upright post is arranged in the box body mechanism 7, the upright post can be made of sponge materials, one side of the upright post is provided with the light contact briquette 72, and meanwhile, the box body materials are selected to be transparent materials, such as acrylic. A water supply tank 81 and an ultraviolet lamp 82 are further provided in the air supply unit 1, wherein the water supply tank 81 communicates with the inside of the housing mechanism 7 through a water supply pipe 811.

When the box body mechanism 7 is installed in the air supply part 1, the inlet ends at the outer ring side of the box body mechanism 7 are respectively in one-to-one correspondence with the air inlets 11, and in order to reduce the entry of dust, a dust screen is further arranged on the air inlets 11. The outlet end of the box mechanism 7 is arranged at the inner ring side of the box mechanism 7, the outlet end is connected with a channel air disc 73 with a downward conical tip, the upper side of the center of the channel air disc 73 is provided with an air disc outlet, and the lower side of the center is connected with a water return pipe 76 communicated with a water supply pipe 811. Meanwhile, a plunger 74 is arranged at the position of an inner ring opening 75 formed by the box mechanism 7, specifically above the air disk outlet of the channel air disk 73, a gap is reserved between the plunger 74 and the wall surface of the inner ring opening 75 of the box mechanism 7, a spiral groove (not shown in the figure) is arranged on the surface of the plunger 74, and the fan 6 is arranged at the upper side of the box mechanism 7. With such arrangement, during operation, airflow enters from the air inlet 11, passes through the inlet end, the outlet end and the channel air disc 73 of the box mechanism 7 in sequence, finally passes through the gap between the plunger 74 and the inner ring opening 75 of the box mechanism 7, is blown to the air pressing cavity 23 by the fan 6, finally takes away heat on the heating sheet, and blows warm air out of the air outlet 31. In the process, the air disk 73 with the downward conical tip can separate the water vapor in the air into gas and liquid for the first time, and the large-particle liquid directly flows to the water supply pipe 811 through the water return pipe 76, so that the moisture entering the heating part 2 is reduced; meanwhile, when the air current passes through the spiral groove formed between the plunger 74 and the inner annular opening 75 of the box mechanism 7, the air current passes spirally, and the moisture in the air current mixed at this time is thrown onto the inner wall of the inner annular opening 75 of the box mechanism 7 and flows back into the water return pipe 76 below the outlet of the channel air disk 73 along the upper side surface of the channel air disk 73, so that secondary gas-liquid separation is realized.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A warm air blower convenient to carry comprises a wind supply part with an air inlet, a heating part with a built-in heating part and a wind outlet part with an air outlet, which are arranged from bottom to top, and is characterized in that the shell of the wind outlet part can be partially retracted into the shell of the heating part, the heating part comprises a fixed heating sheet fixed on the heating part and a sliding heating sheet fixed on the wind outlet part, a sliding cavity is arranged in the fixed heating sheet, one end of the sliding heating sheet, which is relatively fixed with the heating sheet, is provided with a sliding head sliding in the sliding cavity, the sliding head is a permanent magnet, the bottom of the sliding cavity is provided with an electromagnet, when the warm air blower is electrified, a repulsion force is generated between the electromagnet and the sliding head, so that the sliding heating sheet drives the wind outlet part to slide towards the direction far away from the heating part, when the warm air blower is powered off, the repulsion force between the electromagnet and the sliding head disappears, the sliding heating sheet is retracted into the fixed heating sheet, and the shell part of the air outlet part is retracted into the shell of the heating part;

the casing that generates heat is provided with one and can brings the chamber of accomodating of the casing of air-out portion into, and accomodates and be provided with the first elastic component that orders about air-out portion towards the motion of generating heat between the bottom in chamber and the casing of air-out portion, is provided with between slip head and the electro-magnet and orders about the second elastic component that the fixed piece motion that generates heat is kept away from to the piece that generates heat that slides, and when air-out portion is in the state that the portion that generates heat that contracts, first elastic component is greater than the elasticity of the piece that generates heat to sliding of second elastic component to the pulling force of air-out portion plus the self gravity sum of air-out portion.

2. The portable fan heater according to claim 1, wherein the air supply part is provided therein with a fan acting on the heat generating part, and a wind dispersing plate having a wind hole is provided at a lower side of the heat generating part, and the fan is located below the wind dispersing plate.

3. The portable fan heater according to claim 2, wherein an air purifying mechanism is further disposed in the air supply portion, the air purifying mechanism includes a box mechanism and a purifying mechanism disposed in the box mechanism, the air inlet is communicated with an inlet end of the box mechanism, and an outlet end of the box mechanism is located on a lower side of the fan.

4. The portable heater unit according to claim 3, wherein the purifying mechanism comprises a cylinder made of water absorbing material disposed in the case mechanism, a photocatalyst ball is disposed on one side of the cylinder, and an ultraviolet lamp is disposed in the air supply portion.

5. The portable fan heater according to claim 4, wherein a water supply tank surrounded by the case mechanism is provided in the air supply portion, and the water supply tank is connected to the case mechanism through a water supply pipe.

6. The portable heater unit according to claim 5, wherein the box body is disposed annularly, the inlet end is located on the outer ring side of the box body and corresponds to the air inlet of the air supply portion, the outlet end is located on the inner ring side of the box body and is connected with a channel wind disk with a downward conical tip, the upper center side of the channel wind disk is provided as the wind disk outlet, and the lower center side of the channel wind disk is connected with a water return pipe communicated with the water supply pipe.

7. The portable fan heater according to claim 6, wherein a plunger is disposed at the position of the inner ring opening formed by the box mechanism, the plunger is located above the outlet of the wind disk of the channel wind disk, a gap is left between the plunger and the wall surface of the inner ring opening of the box mechanism, the surface of the plunger is provided with a spiral groove, and the fan is located at the upper side of the box mechanism.